Variables | HEPESE | MHAS | HRS |
Demographics | Age at interview, date of birth, place of birth, gender, education, marital status, language of interview | Age at interview, date of birth, place of birth, gender, education, marital status | Age at interview, date of birth, place of birth, gender, education, marital status, race/ethnicity |
Socio-economic | Income, financial strain, occupation | Income, occupation | Income, occupation |
Family and Social support | Living arrangement, count and talk with family or friends, helpers with ADLs and IADLs | Living arrangement and helpers with ADLs and IADLs | Living arrangement and helpers with ADLs and IADLs |
Medical conditions | Self-reported (hypertension, cardiovascular disease, arthritis, cancer, lung disease, dementia, Parkinson disease, fractures, incontinence, falls) | Self-reported (hypertension, cardiovascular disease, arthritis, cancer, lung disease, fractures, falls) | Self-reported (hypertension, cardiovascular disease, arthritis, cancer, lung disease, fractures, emotional/psychiatric problems, incontinence, falls) |
Impairments | Vision, hearing, and pain | Vision, hearing, and pain | Vision, hearing, and pain |
Health behaviors | Smoking and drinking | Smoking and drinking | Smoking and drinking |
Anthropometric | Weight, height, waist circumference | Weight, height, waist circumference | Weight, height, waist circumference |
Depression | CES-D (2) | CES-D (2) | CES-D (2) |
Cognitive function | MMSE (3,4) | Verbal memory (immediate and delayed word recall), orientation (month, day of month, year, day of week), verbal fluency, attention, visuoconstruction (picture drawing) and numeracy and numeric ability (backwards counting), and visual memory (recall drawn figures) (5) | Verbal memory (immediate and delayed word recall), orientation (month, day of month, year, day of week), numeracy and numeric ability (backwards counting, serial 7s, computation question), vocabulary (name first and second object), and language skills (gives the meaning of given words/sentence) (6,7) |
Mobility | Rosow-Breslau functional health scale (8) and Life Space Mobility (9,10) | Nagi scale and the Rosow-Breslau functional health scale (8) | Nagi scale and the Rosow-Breslau functional health scale (8, 11) |
ADLs | Katz Activities of Daily Living scale (12) | Katz Activities of Daily Living scale (12) | Katz Activities of Daily Living scale (12) |
IADLs | Lawton and Brody Scale (13) | Lawton and Brody Scale (13) | Lawton and Brody Scale (13) |
Physical activities or exercise | PASE (14) and self-reported | Self-reported | Self-reported |
Short Physical Performance Battery | Balance, timed repetitive chairstand, and timed walk test (15) | Balance and timed walk test (15) | Balance, timed repetitive chairstand, and timed walk test (15) |
Health care utilization | Insurance coverage, physician visits, hospitalizations, and nursing home | Insurance coverage, physician visits and hospitalizations | Insurance coverage, physician visits and hospitalizations |
Death | NDI and report from relatives | Report from relatives | NDI and report from relatives |